InChI=1/C18H15F3N4O2/c1-11-15(17(27-25-11)23-10-12-6-8-22-9-7-12)16(26)24-14-4-2-13(3-5-14)18(19,20)21/h2-9,23H,10H2,1H3,(H,24,26)/f/h24H 4F834C68C0B2B4CA